<?php
/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */

/**
 * create full directory structure
 *
 * @param string $dir
 */

// $dir


function smarty_core_create_dir_structure($params, &$smarty) {
	if (! file_exists ( $params ['dir'] )) {
		$_open_basedir_ini = ini_get ( 'open_basedir' );
		
		if (DIRECTORY_SEPARATOR == '/') {
			/* unix-style paths */
			$_dir = $params ['dir'];
			$_dir_parts = preg_split ( '!/+!', $_dir, - 1, PREG_SPLIT_NO_EMPTY );
			$_new_dir = (substr ( $_dir, 0, 1 ) == '/') ? '/' : getcwd () . '/';
			if ($_use_open_basedir = ! empty ( $_open_basedir_ini )) {
				$_open_basedirs = explode ( ':', $_open_basedir_ini );
			}
		
		} else {
			/* other-style paths */
			$_dir = str_replace ( '\\', '/', $params ['dir'] );
			$_dir_parts = preg_split ( '!/+!', $_dir, - 1, PREG_SPLIT_NO_EMPTY );
			if (preg_match ( '!^((//)|([a-zA-Z]:/))!', $_dir, $_root_dir )) {
				/* leading "//" for network volume, or "[letter]:/" for full path */
				$_new_dir = $_root_dir [1];
				/* remove drive-letter from _dir_parts */
				if (isset ( $_root_dir [3] ))
					array_shift ( $_dir_parts );
			
			} else {
				$_new_dir = str_replace ( '\\', '/', getcwd () ) . '/';
			
			}
			
			if ($_use_open_basedir = ! empty ( $_open_basedir_ini )) {
				$_open_basedirs = explode ( ';', str_replace ( '\\', '/', $_open_basedir_ini ) );
			}
		
		}
		
		/* all paths use "/" only from here */
		foreach ( $_dir_parts as $_dir_part ) {
			$_new_dir .= $_dir_part;
			
			if ($_use_open_basedir) {
				// do not attempt to test or make directories outside of open_basedir
				$_make_new_dir = false;
				foreach ( $_open_basedirs as $_open_basedir ) {
					if (substr ( $_new_dir, 0, strlen ( $_open_basedir ) ) == $_open_basedir) {
						$_make_new_dir = true;
						break;
					}
				}
			} else {
				$_make_new_dir = true;
			}
			
			if ($_make_new_dir && ! file_exists ( $_new_dir ) && ! @mkdir ( $_new_dir, $smarty->_dir_perms ) && ! is_dir ( $_new_dir )) {
				$smarty->trigger_error ( "problem creating directory '" . $_new_dir . "'" );
				return false;
			}
			$_new_dir .= '/';
		}
	}
}

/* vim: set expandtab: */

?>
